{
  "manageEntity": {
    "action": "Repost",
    "entityId": "513229514",
    "entityType": "Track",
    "metadata": "{\"is_repost_of_repost\":false}",
    "nonce": "0xa9ed2746ef021663d29860603ab24b0811514155d73bae7adf25c93e5abfaa21",
    "signature": "0xb7247b8dd2c39d722c3a64507df75438d0cf8d93647ff543c4706fb6f91695e232fb781610fc72df145c75a6acd1351c6853441a5c5770ebaae88942d17558981b",
    "signer": "0x3D4d8a781454E2338c482dE697d6DE1ACc7D9031",
    "userId": "599751364"
  }
}